<template>
    <transition name="drop">
        <div class="toptip" v-show="showFlag" @click.stop="hide">
            <slot></slot>
        </div>
    </transition>
</template>

<script>
export default {
    props: {
      delay: {
        type: Number,
        default: 2000
      }
    },
    data() {
      return {
        showFlag: false
      }
    },
    methods: {
      show() {
        this.showFlag = true
        clearTimeout(this.timer)
        this.timer = setTimeout(() => {
          this.hide()
        }, this.delay)
      },
      hide() {
        this.showFlag = false
      }
    }
}
</script>

<style lang="stylus" scoped>
@import "~commom/stulys/variable.styl"
.toptip
    position fixed
    top 0
    width 100%
    background-color $color-dialog-background
    z-index 500
    &.drop-enter-active,&.drop.leave-active
        transition all 0.3s
    &.drop-enter,&.drop-leave-to
        transform translate3d(0,-100%,0)    
</style>